Security readout for executives and security teams
Plain-English summary
CVE-2022-4028 affects the Simple:Press Forum WordPress plugin up to and including version 6.8. A logged-in low-privilege user, such as a subscriber, could store malicious script content in a profile signature. That script may run when another user views an affected page, creating account, data, or trust risks within the site.
Executive priority
Treat this as a moderate-priority web application issue. It is not reported as actively exploited in the provided sources, but low-privilege authenticated access and stored execution increase business risk on public or community WordPress forums.
Technical view
The issue is stored cross-site scripting in the Simple:Press profile-save flow, tied to the postitem parameter used for profile signatures. The sources attribute it to insufficient input sanitization and output escaping, allowing object and embed tags. CVSS 3.1 is 6.4 with low privileges required and changed scope.
Likely exposure
Exposure is likely limited to WordPress sites running Simple:Press Forum versions up to 6.8, especially where untrusted users can register or hold Subscriber-level accounts and profile signatures are displayed to other users.
Exploitation context
The source bundle does not show CISA KEV listing or other evidence of active exploitation. The vulnerability is still meaningful because stored XSS can affect later viewers, including administrators, after a low-privilege authenticated user saves a crafted signature.
Researcher notes
Evidence supports CWE-79 stored XSS through profile signature handling in Simple:Press <= 6.8. The bundle names the vulnerable behavior and WordPress Trac changeset, but does not provide a clear fixed version statement. Avoid assuming exploitation or remediation details beyond vendor guidance.
Mitigation direction
- Inventory WordPress sites using the Simple:Press Forum plugin.
- Check vendor and WordPress plugin guidance for the fixed release.
- Upgrade beyond affected versions when a vendor-fixed version is confirmed.
- Restrict untrusted account registration until exposure is understood.
- Review or disable profile signatures if operationally acceptable.
- Monitor affected forums for suspicious profile signature content.
Validation and detection
- Confirm whether Simple:Press Forum is installed on each WordPress site.
- Record the installed plugin version and compare it with <= 6.8.
- Check whether Subscriber-level users can edit profile signatures.
- Review existing profile signatures for unexpected embedded active content.
- Verify affected pages no longer render unsafe signature markup after remediation.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-4028 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N3.12.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.4MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/e77082a7-dd65-40e9-a1be-0144afa869ef?source=cveCVE reference
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2804020%40simplepress&new=2804020%40simplepress&sfp_email=&sfph_mail=CVE reference
- https://www.wordfence.com/vulnerability-advisories-continued/#CVE-2022-4028CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.